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20110701
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to an increased risk of suicidal thoughts and now to a higher risk of heart disease we asked dr. jon lapook to tell us what we need to know about these new findings. >> reporter: today's study is worrisome news for the more than seven million americans who have taken chantix. a new analysis links the pill to a 72% increase in the risk of heart problems. johns hopkins dr. sonal singh led the research. >> it is causing the same problems we are trying to prevent, that's why it's not worth the risk. we need to prevent cardiac disease among smokers, not increase it. >> reporter: the review involves more than 8,000 patients. while a 72% increased risk sounds alarming, a companion editorial entitled "is it a heart breaker?" notice that heart problems are still rare, occurring in only about 1% of patients taking chantix. the drug maker pfizer questions the way the analysis was conducted. dr. gail walk well is vice president of medical affairs for pfizer. >> we will continue to do a more in-depth look as the f.d.a. is asking us to do. to date we have not seen evidence of important risks to the heart
the recommended treatment. here's dr. jon lapook. >> think it's ready? >> yup. >> reporter: six years ago, adam schaffer was enjoying thanksgiving with his family until... >> i went to the bathroom and there was a whole bunch of red and it was very scary. >> reporter: he was just 44 years old. the doctors diagnosis floored him. >> he says "you have bladder cancer." and you could feel the room spinning. >> reporter: his first doctor removed the tumor but did not follow up with standard recommended treatment. failure to follow guidelines is dangerously common and one reason bladder cancer survival has not improved in 25 years says u.c.l.a.'s dr. karim chamie. >> if we were to get a report card based on our performance with these guideline measures i would say we bead failing. >> reporter: for the first two years after finding early bladder cancer, doctors are supposed to test the urine for abnormal cells and examine the inside of the bladder every three months. they're also supposed to fill it with an anticancer drug at least six times. but among 4,500 patients only one receive tad recommended ca
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